1
Reported losses during these periods were primarily due to Baker Hughes related costs and termination fee of $4.1 billion and impairments and other charges of $3.4 billion for the year ended December 31, 2016, and impairments and other charges of $2.2 billion for the year ended December 31, 2015.

2
Working Capital is defined as total current assets less total current liabilities.

3
Debt to Total Capitalization is defined as total debt divided by the sum of total debt plustotal shareholders’ equity.

4
Return on Average Capital Employed is defined as net income before net interest expense divided by average capital employed. Capital employed includes total debt and total shareholders’ equity.

5
Total Capitalization is defined as total debt plus total shareholders’ equity.